Will grill you intensely, be sure to explain your thought process and logic behind everything. Look at the sample questions they give you and practice! First interview was 45 minutes over the phone, product and estimation questions.

applied through internal referral rejected after r2 r1: product sense, a couple general questions: what is a good pm and how do you embody those traits + 1 case question: design an app for flight experiences r2 (2 rounds back to back): didn't do well on the first one (design an app for launching autonomous buses for public transportation) , second one went well (explain websites vs apps for ppl who are not technically adept + design a fridge for people who are colorblind)--> rejected